xiangjiawei

main
xiangjiawei 7 months ago
parent 2d9ef100ae
commit 6ab93801e9

@ -0,0 +1,650 @@
package net.micode.notes.gtask.remote;
import android.accounts.Account;
import android.accounts.AccountManager;
import android.accounts.AccountManagerFuture;
import android.app.Activity;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import net.micode.notes.gtask.data.Node;
import net.micode.notes.gtask.data.Task;
import net.micode.notes.gtask.data.TaskList;
import net.micode.notes.gtask.exception.ActionFailureException;
import net.micode.notes.gtask.exception.NetworkFailureException;
import net.micode.notes.tool.GTaskStringUtils;
import net.micode.notes.ui.NotesPreferenceActivity;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.cookie.Cookie;
import org.apache.http.impl.client.BasicCookieStore;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.LinkedList;
import java.util.List;
import java.util.zip.GZIPInputStream;
import java.util.zip.Inflater;
import java.util.zip.InflaterInputStream;
/**
* GTaskClientGoogle Tasks
*/
public class GTaskClient {
private static final String TAG = GTaskClient.class.getSimpleName(); // 日志标签
private static final String GTASK_URL = "https://mail.google.com/tasks/"; // Google Tasks的基本URL
private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig"; // 获取数据的URL
private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig"; // 提交数据的URL
private static GTaskClient mInstance = null; // 单例实例
private DefaultHttpClient mHttpClient; // HTTP客户端
private String mGetUrl; // 获取数据的具体URL
private String mPostUrl; // 提交数据的具体URL
private long mClientVersion; // 客户端版本号
private boolean mLoggedin; // 是否已登录
private long mLastLoginTime; // 上次登录时间
private int mActionId; // 操作ID
private Account mAccount; // 当前使用的账户
private JSONArray mUpdateArray; // 更新操作列表
/**
* GTaskClient
*/
private GTaskClient() {
mHttpClient = null;
mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL;
mClientVersion = -1;
mLoggedin = false;
mLastLoginTime = 0;
mActionId = 1;
mAccount = null;
mUpdateArray = null;
}
/**
* GTaskClient
* @return GTaskClient
*/
public static synchronized GTaskClient getInstance() {
if (mInstance == null) {
mInstance = new GTaskClient();
}
return mInstance;
}
/**
* Google
* @param activity Activity
* @return truefalse
*/
public boolean login(Activity activity) {
// 设置cookie过期时间为5分钟如果超过这个时间则重新登录
final long interval = 1000 * 60 * 5;
if (mLastLoginTime + interval < System.currentTimeMillis()) {
mLoggedin = false;
}
// 如果账户发生切换,则需要重新登录
if (mLoggedin
&& !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
.getSyncAccountName(activity))) {
mLoggedin = false;
}
// 如果已经登录直接返回true
if (mLoggedin) {
Log.d(TAG, "already logged in");
return true;
}
mLastLoginTime = System.currentTimeMillis(); // 更新上次登录时间
String authToken = loginGoogleAccount(activity, false); // 获取认证令牌
if (authToken == null) {
Log.e(TAG, "login google account failed");
return false;
}
// 如果账户不在gmail.com或googlemail.com域中则尝试使用自定义域名登录
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
.endsWith("googlemail.com"))) {
StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
int index = mAccount.name.indexOf('@') + 1;
String suffix = mAccount.name.substring(index);
url.append(suffix + "/");
mGetUrl = url.toString() + "ig";
mPostUrl = url.toString() + "r/ig";
if (tryToLoginGtask(activity, authToken)) {
mLoggedin = true;
}
}
// 尝试使用Google官方URL登录
if (!mLoggedin) {
mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL;
if (!tryToLoginGtask(activity, authToken)) {
return false;
}
}
mLoggedin = true; // 登录成功
return true;
}
/**
* Google
* @param activity Activity
* @param invalidateToken 使
* @return
*/
private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
String authToken;
AccountManager accountManager = AccountManager.get(activity); // 获取AccountManager实例
Account[] accounts = accountManager.getAccountsByType("com.google"); // 获取所有Google账户
if (accounts.length == 0) { // 没有可用的Google账户
Log.e(TAG, "there is no available google account");
return null;
}
String accountName = NotesPreferenceActivity.getSyncAccountName(activity); // 获取设置中的同步账户名称
Account account = null;
for (Account a : accounts) {
if (a.name.equals(accountName)) { // 找到匹配的账户
account = a;
break;
}
}
if (account != null) {
mAccount = account; // 设置当前账户
} else {
Log.e(TAG, "unable to get an account with the same name in the settings");
return null;
}
// 获取认证令牌
AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
"goanna_mobile", null, activity, null, null);
try {
Bundle authTokenBundle = accountManagerFuture.getResult();
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
if (invalidateToken) { // 如果需要使令牌失效
accountManager.invalidateAuthToken("com.google", authToken);
loginGoogleAccount(activity, false); // 重新登录
}
} catch (Exception e) {
Log.e(TAG, "get auth token failed");
authToken = null;
}
return authToken;
}
/**
* Google Tasks
* @param activity Activity
* @param authToken
* @return truefalse
*/
private boolean tryToLoginGtask(Activity activity, String authToken) {
if (!loginGtask(authToken)) {
// 如果登录失败,可能是令牌过期,使令牌失效后再次尝试
authToken = loginGoogleAccount(activity, true);
if (authToken == null) {
Log.e(TAG, "login google account failed");
return false;
}
if (!loginGtask(authToken)) {
Log.e(TAG, "login gtask failed");
return false;
}
}
return true;
}
/**
* 使Google Tasks
* @param authToken
* @return truefalse
*/
private boolean loginGtask(String authToken) {
int timeoutConnection = 10000; // 连接超时时间
int timeoutSocket = 15000; // 套接字超时时间
HttpParams httpParameters = new BasicHttpParams(); // HTTP参数
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection); // 设置连接超时时间
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket); // 设置套接字超时时间
mHttpClient = new DefaultHttpClient(httpParameters); // 创建HTTP客户端
BasicCookieStore localBasicCookieStore = new BasicCookieStore(); // 创建Cookie存储
mHttpClient.setCookieStore(localBasicCookieStore); // 设置Cookie存储
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false); // 设置使用Expect Continue
// 登录Google Tasks
try {
String loginUrl = mGetUrl + "?auth=" + authToken; // 构建登录URL
HttpGet httpGet = new HttpGet(loginUrl); // 创建HttpGet请求
HttpResponse response = mHttpClient.execute(httpGet); // 执行请求
// 获取认证cookie
List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
boolean hasAuthCookie = false;
for (Cookie cookie : cookies) {
if (cookie.getName().contains("GTL")) { // 检查是否存在认证cookie
hasAuthCookie = true;
}
}
if (!hasAuthCookie) {
Log.w(TAG, "it seems that there is no auth cookie");
}
// 获取客户端版本号
String resString = getResponseContent(response.getEntity()); // 获取响应内容
String jsBegin = "_setup("; // JSON数据开始标记
String jsEnd = ")}</script>"; // JSON数据结束标记
int begin = resString.indexOf(jsBegin); // 查找开始标记
int end = resString.lastIndexOf(jsEnd); // 查找结束标记
String jsString = null;
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end); // 提取JSON字符串
}
JSONObject js = new JSONObject(jsString); // 将JSON字符串转换为JSONObject
mClientVersion = js.getLong("v"); // 获取客户端版本号
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
return false;
} catch (Exception e) {
Log.e(TAG, "httpget gtask_url failed");
return false;
}
return true;
}
/**
* ID
* @return ID
*/
private int getActionId() {
return mActionId++;
}
/**
* HttpPost
* @return HttpPost
*/
private HttpPost createHttpPost() {
HttpPost httpPost = new HttpPost(mPostUrl); // 创建HttpPost请求
httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8"); // 设置请求头
httpPost.setHeader("AT", "1");
return httpPost;
}
/**
* HTTP
* @param entity HTTP
* @return
* @throws IOException IO
*/
private String getResponseContent(HttpEntity entity) throws IOException {
String contentEncoding = null;
if (entity.getContentEncoding() != null) {
contentEncoding = entity.getContentEncoding().getValue(); // 获取内容编码
Log.d(TAG, "encoding: " + contentEncoding);
}
InputStream input = entity.getContent(); // 获取输入流
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) { // 如果是gzip编码
input = new GZIPInputStream(entity.getContent()); // 使用GZIPInputStream解码
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) { // 如果是deflate编码
Inflater inflater = new Inflater(true);
input = new InflaterInputStream(entity.getContent(), inflater); // 使用InflaterInputStream解码
}
try {
InputStreamReader isr = new InputStreamReader(input); // 创建InputStreamReader
BufferedReader br = new BufferedReader(isr); // 创建BufferedReader
StringBuilder sb = new StringBuilder();
// 读取响应内容
String buff;
while ((buff = br.readLine()) != null) {
sb.append(buff); // 将每一行内容追加到StringBuilder中
}
return sb.toString();
} finally {
input.close(); // 关闭输入流
}
}
/**
* POSTGoogle Tasks
* @param js JSONObject
* @return JSONObject
* @throws NetworkFailureException
*/
private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in"); // 如果未登录,抛出异常
}
HttpPost httpPost = createHttpPost(); // 创建HttpPost请求
try {
LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>();
list.add(new BasicNameValuePair("r", js.toString())); // 将JSONObject转换为字符串并添加到请求参数中
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8"); // 创建UrlEncodedFormEntity
httpPost.setEntity(entity); // 设置请求实体
// 执行POST请求
HttpResponse response = mHttpClient.execute(httpPost);
String jsString = getResponseContent(response.getEntity()); // 获取响应内容
return new JSONObject(jsString); // 将响应内容转换为JSONObject
} catch (ClientProtocolException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed"); // 如果发生协议错误,抛出异常
} catch (IOException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed"); // 如果发生IO错误抛出异常
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("unable to convert response content to jsonobject"); // 如果无法将响应内容转换为JSONObject抛出异常
} catch (Exception e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("error occurs when posting request"); // 如果发生其他错误,抛出异常
}
}
/**
*
* @param task
* @throws NetworkFailureException
*/
public void createTask(Task task) throws NetworkFailureException {
commitUpdate(); // 提交所有待更新的操作
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// 添加创建任务的操作
actionList.put(task.getCreateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 设置客户端版本号
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 提交POST请求
JSONObject jsResponse = postRequest(jsPost);
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0); // 获取响应结果
task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); // 设置任务ID
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("create task: handing jsonobject failed"); // 如果发生JSON处理错误抛出异常
}
}
/**
*
* @param tasklist
* @throws NetworkFailureException
*/
public void createTaskList(TaskList tasklist) throws NetworkFailureException {
commitUpdate(); // 提交所有待更新的操作
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// 添加创建任务列表的操作
actionList.put(tasklist.getCreateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 设置客户端版本号
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 提交POST请求
JSONObject jsResponse = postRequest(jsPost);
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0); // 获取响应结果
tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); // 设置任务列表ID
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("create tasklist: handing jsonobject failed"); // 如果发生JSON处理错误抛出异常
}
}
/**
*
* @throws NetworkFailureException
*/
public void commitUpdate() throws NetworkFailureException {
if (mUpdateArray != null) { // 如果有待更新的操作
try {
JSONObject jsPost = new JSONObject();
// 设置操作列表
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray);
// 设置客户端版本号
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost); // 提交POST请求
mUpdateArray = null; // 清空待更新的操作列表
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("commit update: handing jsonobject failed"); // 如果发生JSON处理错误抛出异常
}
}
}
/**
*
* @param node
* @throws NetworkFailureException
*/
public void addUpdateNode(Node node) throws NetworkFailureException {
if (node != null) {
// 如果待更新的操作数量超过10个则先提交这些操作
if (mUpdateArray != null && mUpdateArray.length() > 10) {
commitUpdate();
}
if (mUpdateArray == null) {
mUpdateArray = new JSONArray(); // 如果操作列表为空则创建一个新的JSONArray
}
mUpdateArray.put(node.getUpdateAction(getActionId())); // 将节点的更新操作添加到操作列表中
}
}
/**
*
* @param task
* @param preParent
* @param curParent
* @throws NetworkFailureException
*/
public void moveTask(Task task, TaskList preParent, TaskList curParent)
throws NetworkFailureException {
commitUpdate(); // 提交所有待更新的操作
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
// 构建移动任务的操作
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE);
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid());
if (preParent == curParent && task.getPriorSibling() != null) {
// 如果在同一个列表中移动并且不是第一个任务则设置前一个兄弟节点ID
action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
}
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid());
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid());
if (preParent != curParent) {
// 如果移动到不同的列表则设置目标列表ID
action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
}
actionList.put(action); // 将操作添加到操作列表中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 设置客户端版本号
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost); // 提交POST请求
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("move task: handing jsonobject failed"); // 如果发生JSON处理错误抛出异常
}
}
/**
*
* @param node
* @throws NetworkFailureException
*/
public void deleteNode(Node node) throws NetworkFailureException {
commitUpdate(); // 提交所有待更新的操作
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
// 构建删除节点的操作
node.setDeleted(true);
actionList.put(node.getUpdateAction(getActionId()));
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 设置客户端版本号
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
postRequest(jsPost); // 提交POST请求
mUpdateArray = null; // 清空待更新的操作列表
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("delete node: handing jsonobject failed"); // 如果发生JSON处理错误抛出异常
}
}
/**
*
* @return JSONArray
* @throws NetworkFailureException
*/
public JSONArray getTaskLists() throws NetworkFailureException {
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in"); // 如果未登录,抛出异常
}
try {
HttpGet httpGet = new HttpGet(mGetUrl); // 创建HttpGet请求
HttpResponse response = mHttpClient.execute(httpGet); // 执行请求
// 获取任务列表数据
String resString = getResponseContent(response.getEntity()); // 获取响应内容
String jsBegin = "_setup("; // JSON数据开始标记
String jsEnd = ")}</script>"; // JSON数据结束标记
int begin = resString.indexOf(jsBegin); // 查找开始标记
int end = resString.lastIndexOf(jsEnd); // 查找结束标记
String jsString = null;
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end); // 提取JSON字符串
}
JSONObject js = new JSONObject(jsString); // 将JSON字符串转换为JSONObject
return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS); // 获取任务列表数组
} catch (ClientProtocolException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("gettasklists: httpget failed"); // 如果发生协议错误,抛出异常
} catch (IOException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("gettasklists: httpget failed"); // 如果发生IO错误抛出异常
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task lists: handing jasonobject failed"); // 如果发生JSON处理错误抛出异常
}
}
/**
* ID
* @param listGid ID
* @return JSONArray
* @throws NetworkFailureException
*/
public JSONArray getTaskList(String listGid) throws NetworkFailureException {
commitUpdate(); // 提交所有待更新的操作
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
// 构建获取任务列表的操作
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL);
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid);
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false);
actionList.put(action);
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 设置客户端版本号
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 提交POST请求
JSONObject jsResponse = postRequest(jsPost);
return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS); // 获取任务数组
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task list: handing jsonobject failed"); // 如果发生JSON处理错误抛出异常
}
}
/**
*
* @return
*/
public Account getSyncAccount() {
return mAccount;
}
/**
*
*/
public void resetUpdateArray() {
mUpdateArray = null;
}
}
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